Vulnerability-Lookup

CVE-2026-16637 (GCVE-0-2026-16637)

Vulnerability from cvelistv5 – Published: 2026-08-07 13:14 – Updated: 2026-08-10 11:57

Title

OPeNDAP Hyrax SSRF and Credential Disclosure via Unvalidated Redirects

Summary

OPeNDAP Hyrax allows SSRF and credential disclosure via unvalidated HTTP redirects that bypass the AllowedHosts allowlist and leak Earthdata headers (User-Id, Echo-Token) to attacker-controlled endpoints.

Severity

6.5 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-10 11:56 UTC

CWE

CWE-918 Server-Side Request Forgery (SSRF)
CWE-201Exposure of Sensitive Information Through Shared Resources
CWE-918 - Server-Side Request Forgery (SSRF)
CWE-201 - Insertion of Sensitive Information Into Sent Data

Assigner

certcc mitre root

References

3 references

URL	Tags
https://github.com/OPENDAP/hyrax-docker
https://www.opendap.org/official-hyrax-1-18-release/
https://www.kb.cert.org/vuls/id/305509

Impacted products

1 product

Vendor	Product	Version	CPE status
OPeNDAP Inc.	hyrax-docker	Affected: 1.18.0	guessed

Show details on NVD website

JSON

To clipboard

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        "providerMetadata": {
          "dateUpdated": "2026-08-07T13:30:39.238Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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          "descriptions": [
            {
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            }
          ]
        }
      ],
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          "url": "https://www.opendap.org/official-hyrax-1-18-release/"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
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    "dateReserved": "2026-07-22T17:04:36.700Z",
    "dateUpdated": "2026-08-10T11:57:04.058Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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      "date": "2026-08-24",
      "epss": "0.00397",
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FKIE_CVE-2026-16637

Vulnerability from fkie_nvd - Published: 2026-08-07 14:16 - Updated: 2026-08-10 12:17

Severity

6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Summary

References

	URL	Tags
	cret@cert.org	https://github.com/OPENDAP/hyrax-docker
	cret@cert.org	https://www.opendap.org/official-hyrax-1-18-release/
	af854a3a-2127-422b-91ae-364da2661108	https://www.kb.cert.org/vuls/id/305509

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "hyrax-docker",
          "vendor": "OPeNDAP Inc.",
          "versions": [
            {
              "status": "affected",
              "version": "1.18.0"
            }
          ]
        }
      ],
      "source": "cret@cert.org"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "OPeNDAP Hyrax allows SSRF and credential disclosure via unvalidated HTTP redirects that bypass the AllowedHosts allowlist and leak Earthdata headers (User-Id, Echo-Token) to attacker-controlled endpoints."
    }
  ],
  "id": "CVE-2026-16637",
  "lastModified": "2026-08-10T12:17:14.110",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-16637",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-08-10T11:56:57.523780Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-08-07T14:16:57.033",
  "references": [
    {
      "source": "cret@cert.org",
      "url": "https://github.com/OPENDAP/hyrax-docker"
    },
    {
      "source": "cret@cert.org",
      "url": "https://www.opendap.org/official-hyrax-1-18-release/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://www.kb.cert.org/vuls/id/305509"
    }
  ],
  "sourceIdentifier": "cret@cert.org",
  "vulnStatus": "Received",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-201"
        },
        {
          "lang": "en",
          "value": "CWE-918"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}

GHSA-7C9Q-38R9-Q62M

Vulnerability from github – Published: 2026-08-07 15:33 – Updated: 2026-08-10 12:31

Details

Severity

6.5 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-16637"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-201"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-07T14:16:57Z",
    "severity": "MODERATE"
  },
  "details": "OPeNDAP Hyrax allows SSRF and credential disclosure via unvalidated HTTP redirects that bypass the AllowedHosts allowlist and leak Earthdata headers (User-Id, Echo-Token) to attacker-controlled endpoints.",
  "id": "GHSA-7c9q-38r9-q62m",
  "modified": "2026-08-10T12:31:50Z",
  "published": "2026-08-07T15:33:18Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-16637"
    },
    {
      "type": "WEB",
      "url": "https://github.com/OPENDAP/hyrax-docker"
    },
    {
      "type": "WEB",
      "url": "https://www.kb.cert.org/vuls/id/305509"
    },
    {
      "type": "WEB",
      "url": "https://www.opendap.org/official-hyrax-1-18-release"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

CVE-2026-16637 (GCVE-0-2026-16637)

FKIE_CVE-2026-16637

GHSA-7C9Q-38R9-Q62M

Tags

Sightings

Nomenclature